AD/BAe 146/114 - Centre Fuselage Skin

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Legislation au F2005L00986 Not in force Legislative Instrument

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CIVIL AVIATION ACT 1988

CIVIL AVIATION REGULATIONS 1998

ISSUE OF AIRWORTHINESS DIRECTIVE

Under section 98 of the Civil Aviation Act 1988, the Governor-General may make regulations for the purposes of the Act and in the interests of the safety of air navigation.  Under regulation 39.001 of the Civil Aviation Safety Regulations 1998, CASA may issue airworthiness directives (ADs) for kinds of aircraft or aeronautical products.  Subregulation 39.001(5) of the Civil Aviation Safety Regulations 1998 provides that an AD is a disallowable instrument for the purposes of section 46A of the Acts Interpretation Act 1901. Therefore, in accordance with section 6 of the Legislative Instruments Act 2003, an AD is a legislative instrument.

Under Annex 8 to the Convention on International Civil Aviation, the State of Design has overall responsibility for continuing airworthiness of an aircraft type, and must provide any information necessary to ensure the continuing airworthiness of a type to appropriate States of Registry.  ADs (and their equivalents) are the most common form of continuing airworthiness information, and are issued by most ICAO Contracting States.

The State of Registry of an individual aircraft is responsible for its continuing airworthiness.  Under Annex 8, the State of Registry must develop or adopt requirements to ensure the continuing airworthiness of aircraft.  When a State of Design issues an AD against a type of aircraft on the Australian Register, CASA, as Australia’s national airworthiness authority, must assess that information and, if appropriate, issue an Australian AD to mandate the requirements of the State of Design.

The UK CAA has issued AD G-2005-0009 affecting BAe Model AVRO 146-RJ aircraft.  UK is the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/BAe 146/114, which will become effective on 29 April 2005. 

As this AD is issued because of Australia’s obligations under Convention on International Civil Aviation, and because it is issued in response to an AD raised by the relevant State of Design, no consultation of the Australian public has taken place on this AD.  The Office of Regulatory Review has determined that ADs do not require a Regulatory Impact Statement.

The AD has been made by the Section Head - Airframes, Airworthiness Standards Branch, Standards Division, on behalf of CASA, in accordance with subsection 84A (2) of the Act.

Overview

The Civil Aviation Act 1988 was enacted to provide a legislative framework for the regulation of civil aviation in Australia. The Act was introduced to address the need for comprehensive and consistent regulation of air safety and to ensure the safe and efficient operation of civil aviation. Under this Act, the Civil Aviation Safety Authority (CASA) is empowered to issue airworthiness directives (ADs) to maintain the continuing airworthiness of aircraft registered in Australia. These directives are legislative instruments that mandate compliance with safety standards. The Civil Aviation Safety Regulations 1998 further detail the procedures and requirements for issuing ADs. The policy objective of the Act is to ensure the highest possible level of safety in civil aviation, aligning with international standards set by the International Civil Aviation Organization (ICAO). The issuing of ADs is part of Australia’s commitment to international agreements and ensures that aircraft operating within Australian airspace meet stringent safety requirements.

Scope and Application

The Civil Aviation Act 1988, along with the Civil Aviation Safety Regulations 1998, provides a framework for the issuance of airworthiness directives (ADs) which are critical in maintaining the safety and airworthiness of aircraft within Australia. The Act empowers the Governor-General to make regulations necessary for the safety of air navigation, with regulation 39.001 specifically allowing the Civil Aviation Safety Authority (CASA) to issue ADs for types of aircraft or aeronautical products. This legislative power is exercised in accordance with international obligations under the Convention on International Civil Aviation, specifically Annex 8, which places the responsibility of continuing airworthiness on the State of Design and mandates the State of Registry to ensure compliance with airworthiness standards. ADs serve as a key mechanism for disseminating continuing airworthiness information, and their issuance by CASA is predicated on assessments of foreign ADs issued by the relevant State of Design. Exemptions from the requirements of an AD may be granted by CASA, but these are subject to the overarching goal of maintaining safe air navigation. ADs are considered legislative instruments under the Legislative Instruments Act 2003, and while they are disallowable instruments, they are not subject to public consultation or Regulatory Impact Statements due to their technical nature and the imperatives of international civil aviation agreements.

Key Provisions

The Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 provide the legislative framework for the issuance of airworthiness directives (ADs) by the Civil Aviation Safety Authority (CASA). Section 98 of the Civil Aviation Act 1988 empowers the Governor-General to make regulations for the safety of air navigation, and regulation 39.001 of the Civil Aviation Safety Regulations 1998 allows CASA to issue ADs for types of aircraft or aeronautical products. These ADs are legislative instruments that can be disallowed under section 46A of the Acts Interpretation Act 1901, and they are subject to the provisions of the Legislative Instruments Act 2003. The obligations under the Civil Aviation Act and the Civil Aviation Safety Regulations are primarily centred around the safety and continuing airworthiness of aircraft. The State of Design, which is the country where the aircraft was designed, is responsible for ensuring the continuing airworthiness of the aircraft type and must provide necessary information to the States of Registry. The State of Registry, which is the country where the aircraft is registered, must develop or adopt requirements to ensure the continuing airworthiness of the aircraft within its jurisdiction. When a State of Design issues an AD, CASA, as Australia's national airworthiness authority, must assess the information and, if appropriate, issue an Australian AD to mandate the requirements of the State of Design. Failure to comply with an AD may result in serious safety risks, and the consequences of such non-compliance can be severe. While specific offences, penalties, or civil/criminal consequences for breach of an AD are not detailed in the provided text, it is generally understood that non-compliance with ADs can result in significant penalties under the Civil Aviation Act 1988, including fines and potential grounding of the aircraft. The severity of penalties will depend on the nature and extent of the non-compliance and may include criminal charges in cases of gross negligence or willful disregard of safety regulations. The overarching goal of these provisions is to ensure that all parties adhere to the highest safety standards in the operation of aircraft. In the context of the UK Civil Aviation Authority (UK CAA) issuing AD G-2005-0009 for BAe Model AVRO 146-RJ aircraft, CASA has assessed the directive and issued Australian AD/BAe 146/114, effective from 29 April 2005. Given that this AD arises from Australia's obligations under the Convention on International Civil Aviation and in response to an AD from the relevant State of Design, no public consultation was conducted. Additionally, the Office of Regulatory Review has determined that ADs do not require a Regulatory Impact Statement. The AD was made by the Section Head - Airframes, Airworthiness Standards Branch, Standards Division, on behalf of CASA, in accordance with subsection 84A(2) of the Act.

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.